Please helllp need to get grade up

If value of cos330° is √3/2 then find tan165°.

12 out of 30 people chose their favourite colour as blue caculate the angle you would use for blue on a pie chart

If the car had not hit the fence, how much farther would it have skidded? solve the skid-distance formula to find the extra distance that the car would have traveled if it had not hit the fence. round your answer to two decimal places. note that unit conversion is built into the skid distance formula, so no unit conversions are needed.